<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Servlet</title>
    <script src="main/resource/js/jquery-1.8.3.min.js"></script>
    <script src="main/resource/js/verifyjq.js"></script>
    <style>
        message{
            color: red;
        }
    </style>
</head>
<body>
    <input type="text" id="username"/>&nbsp;
    <button type="button" id="btn">校验</button>
    <div id="result"></div>
</body>
</html>